- Humboldt, Alexander von,
Humboldt, Alexander von, 1769-1859 (Nombres de personas)
- Humboldtas, Alexandras von, 1769-1859
- Humboldt, Friedrich Wilhelm Heinrich Alexander von, 1769-1859
- Humboldt, Alejandro de, 1769-1859
- Gumbolʹdt, Aleksandr, 1769-1859
- Von Humboldt, Alexander, 1769-1859
- Cabecera anterior: Humboldt, Alexander, Freiherr von, 1769-1859
- Humboldt, Alexandre de, 1769-1859
- Humboldt, A. de, 1769-1859
- Humboldt, Al. von, 1769-1859
- Humboldt, Baron von, 1769-1859
- הומבאלד, אלכסנדר פאן
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His Essai politique sur le royaume de la Nouvelle-Espagne ... 1811.
LCCN 33-39360: His Ueber die unterirdischen gasarten und die mittel ihren nachtheil zu vermindern, 1799 (hdg.: Humboldt, Alexander, Freiherr von, 1769-1859; usage: Friedrich Alexander v. Humboldt; variant: Friedrich Wilhelm Heinrich Alexander, Freiherr von Humboldt)
Gascar, P. Humboldt l'explorateur, c1985: p. 11 (Alexandre de Humboldt)
His Essai sur les réfractions astronomiques dans la zone torride, 1808: t.p. (A. de Humboldt)
His De distributione geographica plantarum, 1817: t.p. (auctore Alexandro de Humboldt)
His Ideas para una geografía de las plantas ... 1985: t.p. (Al. von Humboldt)
His Cartas americanas, 1989: t.p. (Alejandro de Humboldt)
Adalbert. Travels in the south of Europe and in Brazil, 1849: t.p. (Baron von Humboldt)